1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 38af18645133..8149c9e32b69 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -327,6 +327,8 @@ static int i2c_device_probe(struct device *dev)
 
                 if (client->flags & I2C_CLIENT_HOST_NOTIFY) {
                         dev_dbg(dev, "Using Host Notify IRQ\n");
+                        /* Keep adapter active when Host Notify is required */
+                        pm_runtime_get_sync(&client->adapter->dev);
                         irq = i2c_smbus_host_notify_to_irq(client);
                 } else if (dev->of_node) {
                         irq = of_irq_get_byname(dev->of_node, "irq");
@@ -431,6 +433,8 @@ static int i2c_device_remove(struct device *dev)
         device_init_wakeup(&client->dev, false);
 
         client->irq = client->init_irq;
+        if (client->flags & I2C_CLIENT_HOST_NOTIFY)
+                pm_runtime_put(&client->adapter->dev);
 
         return status;
 }